Internal Audit Staff

Lead Internal Auditor, Rich Oksol
Rich was appointed Lead Internal Auditor effective November 6, 2006. He has over 24 years experience with the City of Sioux Falls as an accountant and an auditor. He is a Certified Public Accountant (CPA) and Certified Government Auditing Professional (CGAP). He is also a retired US Navy Reservist, rank of Commander. He is a graduate of Augustana College.

Internal Auditor, Timothy Buseman
Tim was appointed as an Internal Auditor, effective February 26, 2007. He has over five years experience as an accountant and auditor. He is a graduate of the University of Sioux Falls.

Internal Auditor, Jeff Weber
Jeff was appointed as an Internal Auditor, effective February 11, 2008. He has over eight years experience with the City of Sioux Falls as a manager in Public Works. He has over 20 years of business experience. He served in the US Army and is a Vietnam veteran. He is a graduate of California State University-Fullerton.

Professional Associations
The Institute of Internal Auditors (The IIA)
SD CPA Society
Association of Local Government Auditors (ALGA)